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Trane RTAF-SVX001K-EN - Table of Contents

Trane RTAF-SVX001K-EN
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4 RTAF-SVX001K-EN
Table of Contents
Nameplate Information . . . . . . . . . . . . . . . . . . 6
Nameplates . . . . . . . . . . . . . . . . . . . . . . . . . . . 6
Outdoor Unit Nameplate . . . . . . . . . . . . . . 6
Compressor Nameplate . . . . . . . . . . . . . . . 6
Model Number Descriptions . . . . . . . . . . . . . . 7
Unit Model Number . . . . . . . . . . . . . . . . . . . . 7
Compressor Model Number . . . . . . . . . . . . 8
Compressor Serial Number . . . . . . . . . . . . . 8
General Information . . . . . . . . . . . . . . . . . . . . . 9
Accessories and Loose Parts . . . . . . . . . . . . 9
Component Locations . . . . . . . . . . . . . . . . . . 9
Evaporator Piping and Compressors . . . . 9
Condenser Fans . . . . . . . . . . . . . . . . . . . . 10
General Data . . . . . . . . . . . . . . . . . . . . . . . . . 11
Free-Cooling System . . . . . . . . . . . . . . . . . . 13
Glycol Volumes . . . . . . . . . . . . . . . . . . . . 13
Free-Cooling Fluid Management . . . . . . 13
Pre-Installation . . . . . . . . . . . . . . . . . . . . . . . . . 14
Inspection . . . . . . . . . . . . . . . . . . . . . . . . . . . 14
Inspection Checklist . . . . . . . . . . . . . . . . . 14
Storage . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 14
Installation Requirements . . . . . . . . . . . . . . 15
Dimensions and Weights . . . . . . . . . . . . . . . . 16
Service Clearance . . . . . . . . . . . . . . . . . . . . 16
Unit Dimensions . . . . . . . . . . . . . . . . . . . . . . 16
Weights . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 17
Base Weights . . . . . . . . . . . . . . . . . . . . . . 17
Option Weights . . . . . . . . . . . . . . . . . . . . . 18
Installation Mechanical . . . . . . . . . . . . . . . . . . 19
Location Requirements . . . . . . . . . . . . . . . . 19
Sound Considerations . . . . . . . . . . . . . . . 19
Wind Load Considerations . . . . . . . . . . . 19
Foundation . . . . . . . . . . . . . . . . . . . . . . . . 19
Clearances . . . . . . . . . . . . . . . . . . . . . . . . . 19
Lifting and Moving Instructions . . . . . . . . . 19
Isolation and Sound Emission . . . . . . . . . . 21
Unit Isolation and Leveling . . . . . . . . . . . 21
Chilled Water Piping Recommendations . 28
Water Treatment . . . . . . . . . . . . . . . . . . . .28
Units with Free-Cooling Option . . . . . . . .28
Drainage . . . . . . . . . . . . . . . . . . . . . . . . . . .28
Evaporator Piping . . . . . . . . . . . . . . . . . . . . .28
Waterbox Configurations . . . . . . . . . . . . .28
General Piping Information . . . . . . . . . . . .29
Evaporator Piping Components . . . . . . . .29
Entering Chilled Water Piping . . . . . . . . . .30
Leaving Chilled Water Piping . . . . . . . . . .30
Waterbox Drains and Vents . . . . . . . . . . .30
Pressure Gauges . . . . . . . . . . . . . . . . . . . .30
Pressure Relief Valves . . . . . . . . . . . . . . . .30
Evaporator Flow Switch . . . . . . . . . . . . . .30
Evaporator Waterside Pressure Drop . . . . .32
Standard Unit . . . . . . . . . . . . . . . . . . . . . . .32
Units with Free-Cooling Option . . . . . . . .34
Freeze Avoidance . . . . . . . . . . . . . . . . . . . . . .42
Low Evaporator Refrigerant Cutout and Gly-
col Requirements . . . . . . . . . . . . . . . . . . . .43
Installation Electrical . . . . . . . . . . . . . . . . . . . . .45
General Recommendations . . . . . . . . . . . . .45
Installer-Supplied Components . . . . . . . . . .45
Power Supply Wiring . . . . . . . . . . . . . . . . .45
Control Power Supply . . . . . . . . . . . . . . . .45
Programmable Relays . . . . . . . . . . . . . . . . . .46
Relay Assignments Using
Tracer TU
. . . . . . . . . . . . . . . . . . . . . . . . . . . .47
Low Voltage Wiring . . . . . . . . . . . . . . . . . . . .47
Emergency Stop . . . . . . . . . . . . . . . . . . . . .47
External Auto/Stop . . . . . . . . . . . . . . . . . . .48
Ice Building Option . . . . . . . . . . . . . . . . . .48
External Chilled Water Setpoint (ECWS) Op-
tion . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .48
External Demand Limit Setpoint (EDLS) Op-
tion . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .49
Chilled Water Reset (CWR) . . . . . . . . . . . .49
AFD Drive . . . . . . . . . . . . . . . . . . . . . . . . . . . .50
AFD Drive Installation . . . . . . . . . . . . . . . .50
Communication Interfaces . . . . . . . . . . . . . .52

Table of Contents

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